Home / 1,277,278.56-1,762,609.68-704,308.32

Finding the Fourth Proportional to 1,277,278.56, 1,762,609.68 and 704,308.32

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Solution

The fourth proportional to 1,277,278.56, 1,762,609.68 and 704,308.32 is: 971,926.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,278.56 : 1,762,609.68 = 704,308.32 : x
  2. Step 2: Convert to fraction form
    1,277,278.56/1,762,609.68 = 704,308.32/x
  3. Step 3: Cross multiply
    1,277,278.56x = 1,762,609.68 × 704,308.32
  4. Step 4: Simplify right side
    1,277,278.56x = 1,241,420,662,536.54
  5. Step 5: Solve for x
    x = 1,241,420,662,536.54/1,277,278.56
  6. Step 6: Final answer
    x = 971,926.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.